Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"san cuu long snippets" » "san cuu cong snippets", "san cuu nang snippets", "san cua long snippets", "san huu long snippets", "song cuu long snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("san cuu long snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("san cuu long snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( san cuu long snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("san cuu long snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.